Sodium Silicate
- CAS Number
- 1344-09-8
- HSN Code
- 28399090
- Molecular Formula
- Na2O·3SiO2
- Catalogue Number
- AL01418
- Purity
- ≥ 95%
- Molecular Weight
- 242.23 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
Sodium silicate practical (paste), also known as sodium orthosilicate, is a versatile alkaline silicate compound that plays a crucial role in various industrial applications. It is primarily utilized as an adhesive and detergent builder, enhancing the effectiveness of cleaning products and providing structural integrity in formulations. This compound is characterized by its viscous paste form, making it easy to incorporate into various mixtures. With a CAS number of 1344-09-8, sodium silicate practical is recognized for its utility in both research and commercial applications, particularly in the formulation of adhesives and detergents.
Also known as Sodium orthosilicate.
- Catalogue No.
- AL01418
- CAS Number
- 1344-09-8
- Molecular Formula
- Na2O·3SiO2
- Molecular Weight
- 242.23 g/mol
- HSN Code
- 28399090
- Grade
- Practical, paste
- Product Form
- Substance
Sodium silicate practical appears as a clear, colorless to pale yellow viscous paste or liquid. It has a density of approximately 1.5 g/cm³ and is soluble in water, forming an alkaline solution. The compound has a melting point of around 1000 °C when dehydrated, and it decomposes upon heating, releasing silica and sodium oxide. The pH of a 1% solution is typically around 12, indicating its strong alkaline nature. It has a viscosity of approximately 1000-3000 cP, depending on the concentration and temperature.
- Appearance
- Clear, colorless to pale yellow viscous paste/liquid
- Shelf Life
- -
- Packaging
- -
- Storage
- Store in a cool, dry place away from incompatible materials.
1.1 — Product identifier
- Chemical Name
- Sodium Silicate
- Catalogue No.
- AL01418
- Product form
- Substance
- CAS Number
- 1344-09-8
- EC Number
- 215-687-4
- Grade
- Practical, paste
- EC Index Number
- Not specified
- Chemical Formula
- Na2O·3SiO2
- HSN Code
- 28399090
- Synonyms
- Sodium orthosilicate
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Used as an adhesive, binder, and detergent builder.
- Uses advised against
- Not specified
1.3 — Details of the supplier of the safety data sheet
- Company identification
- Address:- 102, B wing, Savgan Heights, RTO Lane,Andheri (W), Mumbai-400 053Maharashtra, India.
1.4 — Emergency Contact Details
- Phone / e-Mail
- Phone : +91 22 26317055 Mobile : +91 9820385757 e-mail : info@alphachemika.co.in
2.3 — Other hazards
- Other hazards
- Corrosive to metals; may cause skin and eye irritation.
3.1 — Substance
- Name
- Sodium Silicate
- CAS No.
- 1344-09-8
4.1 — Description of first aid measures
- First-aid measures after inhalation
- Move to fresh air. If symptoms persist, seek medical attention.
- First-aid measures after skin contact
- Wash with soap and water. If irritation occurs, seek medical attention.
- First-aid measures after eye contact
- Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing and seek medical attention.
- First-aid measures after ingestion
- Rinse mouth. Do not induce vomiting. Seek medical attention immediately.
4.2 — Most important symptoms and effects, both acute and delayed
- Symptoms relating to use
- Irritation of skin, eyes, and respiratory tract; may cause burns.
4.3 — Indication of any immediate medical attention and special treatment needed
- General information
- Treat symptomatically. Show this safety data sheet to the treating physician.
5.1 — Extinguishing media
- Suitable extinguishing media
- Water spray, carbon dioxide, dry chemical powder, foam.
- Unsuitable extinguishing media
- Not specified
5.2 — Special hazards arising from the substance or mixture
- Special procedures
- Non-flammable, but may emit toxic fumes when heated.
5.3 — Advice for firefighters
- Protection during firefighting
- Do not enter fire area without proper protective equipment, including respiratory protection.
6.1.1 — For non-emergency personnel
- Emergency procedures
- Contain spill and absorb with inert material. Dispose of in accordance with local regulations.
6.3 — Methods and material for containment and cleaning up
- Methods for cleaning up
- Use appropriate protective equipment. Clean up spills immediately to prevent slipping hazards.
6.4 — Reference to other sections
- Reference
- Not specified
7.1 — Precautions for safe handling
- Precautions for safe handling
- Wear protective gloves and eye protection. Avoid contact with skin and eyes.
- Hygiene measures
- Wash hands and other exposed areas with mild soap and water before eating, drinking or smoking and when leaving work.
7.2 — Conditions for safe storage, including any incompatibilities
- Storage conditions
- Store in a cool, dry place, away from acids and incompatible materials.
8.2 — Exposure controls
- Hand protection
- Protective gloves (e.g. nitrile rubber)
- Eye protection
- Chemical safety goggles or safety glasses
- Skin and body protection
- Wear suitable protective clothing
- Respiratory protection
- Use appropriate respiratory protection if ventilation is inadequate.
9.1 — Information on basic physical and chemical properties
- Physical state
- Viscous paste
- Colour
- Clear to pale yellow
- Odour
- Odourless
- Odour threshold
- Not specified
- pH value
- ~12 (1% solution)
- Relative evaporation rate (butylacetate=1)
- Not specified
- Melting point
- ~1000 °C (decomposes)
- Freezing point
- Not specified
- Boiling point
- Not specified
- Flash point
- Not applicable
- Auto-ignition temperature
- Not applicable
- Decomposition temperature
- Not specified
- Flammability (solid, gas)
- Not flammable
- Vapour pressure
- Not applicable
- Relative vapour density at 20°C
- Not applicable
- Density
- ~1.5 g/cm³
- Solubility
- Soluble in water
- Log Pow
- Not specified
- Viscosity, kinematic
- ~1000-3000 cP
- Viscosity, dynamic
- Not specified
- Explosive properties
- Not explosive
- Oxidising properties
- Not oxidizing
- Explosive limits
- Not applicable
10.1 — Reactivity
- Reactivity
- Stable under normal conditions; reacts with acids to release heat and form silica.
10.2 — Chemical stability
- Chemical stability
- Stable under recommended storage conditions.
10.3 — Possibility of hazardous reactions
- Possibility of hazardous reactions
- No dangerous reactions known under normal conditions of use.
10.4 — Conditions to avoid
- Conditions to avoid
- Avoid contact with incompatible materials and excessive heat.
10.5 — Incompatible materials
- Incompatible materials
- Acids, strong oxidizers, and moisture.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- Not specified
11.1 — Information on toxicological effects
- Acute toxicity
- Low toxicity; may cause irritation.
- Skin corrosion/irritation
- Causes skin irritation; may cause burns.
- Serious eye damage/irritation
- Causes serious eye irritation; may cause burns.
- Respiratory or skin sensitisation
- Not a sensitizer.
- Germ cell mutagenicity
- Not classified
- Carcinogenicity
- Not classified
- Specific target organ toxicity (single exposure)
- Not classified as a specific target organ toxicant.
- Specific target organ toxicity (repeated exposure)
- Not classified
12.1 — Toxicity
- Toxicity information
- Not specified
12.2 — Persistence - degradability
- Persistence - degradability
- Not specified
12.3 — Bioaccumulative potential
- Bioaccumulative potential
- Not specified
12.4 — Mobility in soil
- Mobility in soil
- Not specified
12.6 — Other adverse effects
- Environmental precautions
- Not specified
13.1 — Waste treatment methods
- Additional Info
- Dispose of contents/container in accordance with local, regional, national and international regulations.
14.1 — UN number
- UN-No. (ADR)
- UN 3266
- UN-No. (IMDG)
- UN 3266
- UN-No. (IATA)
- UN 3266
- UN-No. (ADN)
- UN 3266
- UN-No. (RID)
- UN 3266
14.2 — UN proper shipping name
- Proper Shipping Name (ADR)
- Corrosive liquid, basic, inorganic, n.o.s.
- Proper Shipping Name (IMDG)
- Corrosive liquid, basic, inorganic, n.o.s.
- Proper Shipping Name (IATA)
- Corrosive liquid, basic, inorganic, n.o.s.
- Proper Shipping Name (ADN)
- Corrosive liquid, basic, inorganic, n.o.s.
- Proper Shipping Name (RID)
- Corrosive liquid, basic, inorganic, n.o.s.
14.3 — Transport hazard class(es)
- Transport hazard class(es)
- 8
14.4 — Packing group
- Packing group (ADR)
- III
- Packing group (IMDG)
- III
- Packing group (IATA)
- III
- Packing group (ADN)
- III
- Packing group (RID)
- III
14.5 — Environmental hazards
- Dangerous for the environment
- Not specified
- Marine pollutant
- Not specified
- Other information
- No supplementary information available
15.1 — Safety, health and environmental regulations/legislation specific for the substance or mixture
- 15.1.1 EU-Regulations
- Not specified
Sodium silicate practical is widely used in various industries, including construction, where it serves as a binder in cement and concrete formulations. In the detergent industry, it acts as a builder, enhancing the cleaning efficiency of surfactants. Additionally, it is employed in the manufacture of paper and textiles, providing strength and durability to products. Its adhesive properties make it valuable in woodworking and packaging applications, where it is used to bond materials together. Furthermore, sodium silicate is utilized in water treatment processes to remove impurities and in the production of silica gel for moisture control.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL01418
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 242.23 g/mol
| Test | Standard | Observed |
|---|---|---|
| Assay | ≥ 95% | 96% |
| Moisture content | ≤ 5% | 3.2% |
| Residue on ignition | ≤ 5% | 4.0% |
| pH value | ~12 (1% solution) | 12.1 |
| Viscosity | 1000-3000 cP | 2500 cP |
The above product is expected to comply with Practical, paste grade specification.
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| Practical, paste | ≥ 95% | Not applicable | ≤ 5% | ≤ 5% | None detected | Soluble in water |
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